JLSEC-2026-1101

Source
https://github.com/JuliaLang/SecurityAdvisories.jl/blob/main/advisories/published/2026/JLSEC-2026-1101.md
Import Source
https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-1101.json
JSON Data
https://api.test.osv.dev/v1/vulns/JLSEC-2026-1101
Upstream
Published
2026-08-03T13:28:07Z
Modified
2026-08-03T13:30:03Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H (Source: CNA) CVSS Calculator
Summary
[none]
Details

libheif is a HEIF and AVIF file format decoder and encoder. Prior to version 1.22.1, the uncompressed HEIF decoder validates explicit icef compressed-unit offsets using unit_offset + unit_size. Because the addition can wrap, a crafted HEIF file can pass the range check and then construct a vector from iterators outside the compressed item buffer, producing an out-of-bounds heap read and crash. Version 1.22.1 patches the issue.

Database specific
{
    "license":  "CC-BY-4.0",
    "sources":  [
        {
            "database_specific":  {
                "status":  "Analyzed"
            },
            "html_url":  "https://nvd.nist.gov/vuln/detail/CVE-2026-49271",
            "id":  "CVE-2026-49271",
            "imported":  "2026-08-03T06:12:12.877Z",
            "modified":  "2026-06-26T12:33:18.310Z",
            "published":  "2026-06-19T18:16:19.353Z",
            "url":  "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-49271"
        },
        {
            "html_url":  "https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-38055",
            "id":  "EUVD-2026-38055",
            "imported":  "2026-08-03T06:12:13.009Z",
            "modified":  "2026-06-22T17:05:02Z",
            "published":  "2026-06-19T17:16:20Z",
            "url":  "https://euvdservices.enisa.europa.eu/api/enisaid?id=EUVD-2026-38055"
        }
    ]
}
References

Affected packages

Julia / libheif_jll

Package

Name
libheif_jll
Purl
pkg:julia/libheif_jll?uuid=a13778fd-9a17-58b4-b5a0-4b4a242815a9

Affected ranges

Type
SEMVER
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1.22.2000+0

Database specific

source
"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-1101.json"